IT7850698A0 - Processo per recuperare ioni metallici pesanti da soluzioni acquose diluite - Google Patents
Processo per recuperare ioni metallici pesanti da soluzioni acquose diluiteInfo
- Publication number
- IT7850698A0 IT7850698A0 IT7850698A IT5069878A IT7850698A0 IT 7850698 A0 IT7850698 A0 IT 7850698A0 IT 7850698 A IT7850698 A IT 7850698A IT 5069878 A IT5069878 A IT 5069878A IT 7850698 A0 IT7850698 A0 IT 7850698A0
- Authority
- IT
- Italy
- Prior art keywords
- metal ions
- heavy metal
- aqueous solutions
- dilute aqueous
- recovering heavy
- Prior art date
Links
- 239000007864 aqueous solution Substances 0.000 title 1
- 229910001385 heavy metal Inorganic materials 0.000 title 1
- 150000002500 ions Chemical class 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/42—Treatment or purification of solutions, e.g. obtained by leaching by ion-exchange extraction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J41/00—Anion exchange; Use of material as anion exchangers; Treatment of material for improving the anion exchange properties
- B01J41/04—Processes using organic exchangers
- B01J41/05—Processes using organic exchangers in the strongly basic form
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Removal Of Specific Substances (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US82657177A | 1977-08-22 | 1977-08-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT7850698A0 true IT7850698A0 (it) | 1978-08-10 |
IT1106874B IT1106874B (it) | 1985-11-18 |
Family
ID=25246925
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT50698/78A IT1106874B (it) | 1977-08-22 | 1978-08-10 | Processo per recuperare ioni metallici pesanti da soluzioni acquose diluite |
Country Status (9)
Country | Link |
---|---|
US (1) | US4159930A (it) |
JP (1) | JPS5448686A (it) |
BE (1) | BE869087A (it) |
CA (1) | CA1114176A (it) |
CH (1) | CH644827A5 (it) |
DE (1) | DE2836160A1 (it) |
FR (1) | FR2401229B1 (it) |
GB (1) | GB2002735B (it) |
IT (1) | IT1106874B (it) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4284727A (en) * | 1979-09-28 | 1981-08-18 | Union Carbide Corporation | Process for treating anion exchange resins |
DE3034102C2 (de) * | 1980-09-11 | 1985-09-26 | Agfa-Gevaert Ag, 5090 Leverkusen | Vorrichtung zur automatischen Silberrückgewinnung aus silberhaltigen Waschwässern |
GB2166140B (en) * | 1984-10-27 | 1989-06-07 | Ion Exchange | Novel adsorbents for use in the purification of water and other chemicals and a process for preparing same |
FR2764908B1 (fr) * | 1997-06-19 | 1999-08-06 | Gerard Gasser | Procede de separation d'ions metalliques absorbes sur une resine et procede et installation de traitement et de recyclage d'effluents photographiques |
US7147845B2 (en) * | 2003-04-23 | 2006-12-12 | Biointerface Technologies, Inc. | Antimicrobial silver ion complex resinates |
EP2387549B1 (en) * | 2009-01-15 | 2018-01-24 | Dow Global Technologies LLC | Chromium removal by using ion exchange resins comprising interpenetrating polymer networks |
GB201301859D0 (en) | 2013-02-01 | 2013-03-20 | Ionex Sg Ltd | Regeneration of an ion exchange column |
CN111617810A (zh) * | 2020-05-11 | 2020-09-04 | 厦门钨业股份有限公司 | 弱碱性阴离子交换树脂的解钨方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB626081A (en) * | 1945-11-03 | 1949-07-08 | Permutit Co Ltd | Improvements relating to the recovery of silver from solutions |
GB626882A (en) * | 1945-11-03 | 1949-07-22 | Permutit Co Ltd | Improvements relating to the recovery of metal compounds from solutions |
US2839389A (en) * | 1955-12-16 | 1958-06-17 | Nat Res Dev | Recovery of gold from aqueous cyanide solution |
US2965441A (en) * | 1956-11-29 | 1960-12-20 | Du Pont | Ion exchange for the recovery of chemicals |
FR1462447A (fr) * | 1965-11-05 | 1966-04-15 | Dia Prosim | Procédé de traitement des eaux chromatées |
US3664950A (en) * | 1970-06-23 | 1972-05-23 | Atomic Energy Commission | Process for selective removal and recovery of chromates from water |
JPS5822528B2 (ja) * | 1972-11-08 | 1983-05-10 | 富士写真フイルム株式会社 | 写真処理液から銀を回収する方法 |
FR2246674B1 (it) * | 1973-10-04 | 1976-05-14 | Alsacienne Constr Meca | |
US4049772A (en) * | 1974-11-18 | 1977-09-20 | Tokico, Ltd. | Process for the recovery of chromic acid solution from waste water containing chromate ions |
US4137290A (en) * | 1977-02-01 | 1979-01-30 | De Luxe General, Incorporated | Method and apparatus for recovery of heavy metal ions from dilute aqueous solution |
-
1978
- 1978-07-18 FR FR7821241A patent/FR2401229B1/fr not_active Expired
- 1978-07-18 BE BE189353A patent/BE869087A/xx not_active IP Right Cessation
- 1978-08-10 IT IT50698/78A patent/IT1106874B/it active
- 1978-08-18 DE DE19782836160 patent/DE2836160A1/de not_active Ceased
- 1978-08-21 JP JP10172878A patent/JPS5448686A/ja active Pending
- 1978-08-21 GB GB7834067A patent/GB2002735B/en not_active Expired
- 1978-08-21 CA CA309,718A patent/CA1114176A/en not_active Expired
- 1978-08-21 CH CH883878A patent/CH644827A5/de not_active IP Right Cessation
- 1978-09-19 US US05/943,839 patent/US4159930A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
CH644827A5 (de) | 1984-08-31 |
IT1106874B (it) | 1985-11-18 |
JPS5448686A (en) | 1979-04-17 |
CA1114176A (en) | 1981-12-15 |
US4159930A (en) | 1979-07-03 |
DE2836160A1 (de) | 1979-03-15 |
FR2401229B1 (fr) | 1985-12-27 |
FR2401229A1 (fr) | 1979-03-23 |
GB2002735A (en) | 1979-02-28 |
GB2002735B (en) | 1982-05-19 |
BE869087A (fr) | 1978-11-16 |
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